20031867

素因数分解:

$3^4\times {\mathrm{223}}^1\times {\mathrm{1109}}^1$

素因数の和:1344

約数の個数: 20

約数和(自身を含む): 30085440

約数和(自身を除く): 10053573

約数列:

[1, 3, 9, 27, 81, 223, 669, 1109, 2007, 3327, 6021, 9981, 18063, 29943, 89829, 247307, 741921, 2225763, 6677289, 20031867]

約数ペア:

[(1, 20031867), (3, 6677289), (9, 2225763), (27, 741921), (81, 247307), (223, 89829), (669, 29943), (1109, 18063), (2007, 9981), (3327, 6021)]